import java.util.Scanner;
public class Zuoye5 {
    public static void main(String[] args) {
        Scanner in=new Scanner(System.in);
        int a[]={1,2,3,4,2,6,7,8,9,91,92,93,94,95,96};
        System.out.println("请输入一个整数：");
        int b=in.nextInt();
        int i=0;
        int k=0;
        for(;i<=a.length-1;i++)
        {
            if(b==a[i])
                k++;
        }
        System.out.println("包含个数为："+k);
    }
}
